| U.S. Route 301 | ||||
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| Route information | ||||
| Auxiliary route of US 1 | ||||
| Maintained by MDSHA and MDTA | ||||
| Length | 122.85 mi (197.71 km) | |||
| Existed | 1940 – present | |||
| Tourist routes |
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| Major junctions | ||||
| South end |
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| North end |
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| Location | ||||
| Counties | Charles, Prince George's, Anne Arundel, Queen Anne's, Kent, Cecil | |||
| Highway system | ||||
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| Maryland Route 71 | |
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| Location | Queenstown–Warwick |
| Existed | 1956–1959 |
MD 6 in La Plata
MD 5 in Brandywine
MD 4 in Upper Marlboro![]()
US 50 / MD 3 in Bowie
I-97 in Annapolis
MD 2 in Annapolis
US 50 near Queenstown
MD 213 near Centreville
MD 300 near Dudley Corners